Object | |
Description: | Bubble Nebula in Emission-Line |
Type: | Planetary Nebula |
Constellation: | Cassiopeia |
Distance: | 11,000 ly |
Image | |
Date: | June 28, 2014 |
Location: | Palomar Mountain, CA |
Exposure: | SII 5x15 (bin 2x2), Ha 10x15 (bin 1x1), OIII 5x15 (bin 2x2) as RGB |
Notes: | Cropped 50% |
Equipment | |
Optics: | DSI RC10C Corrected RC Astrograph |
Focal Length: | 1867mm @f/7.3 |
Mount: | Astro-Physics 900GTO |
Camera: | FLI ML-6303E |
Focuser: | Built-in Secondary Focuser |
Filters: | FLI CFW2-7, Astrodon 3nm SII, Ha, OIII |
Software: | Maxim DL, CCDStack, Photoshop |